¶⅛After checking 1,990 cases of cancer of the mouth, throat and lung, three National Cancer Institute researchers concluded that regular cigarette smokers are four times as likely to get lung cancer as nonsmokers and also more likely to get cancer of the larynx. Yet, they insisted, this is no scientific proof that smoking causes the cancer: if it did, increases in both types of cancer should parallel the increase in smoking, but cancer of the lung has increased with smoking while cancer of the larynx has not increased to the same degree.
¶Ehrlich's dream of a "magic bullet" to cure syphilis came...